[FS#194] lantiq: iproute2 fails to build on undefined constant PATH_MAX

[LEDE Bugs]

A new Flyspray task has been opened.  Details are below. 

User who did this - juanriccio (juanriccio) 

Attached to Project - LEDE Project
Summary - lantiq: iproute2 fails to build on undefined constant PATH_MAX
Task Type - Build Failure
Category - Base system
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Low
Priority - Very Low
Reported Version - Trunk
Due in Version - Undecided
Due Date - Undecided
Details - The build failure still remains after make distclean.

 make[5]: Entering directory `/lede-source/build_dir/target-mips_24kc_musl-1.1.15/iproute2-/iproute2-4.4.0/lib'
mips-openwrt-linux-musl-gcc -Wall -Wstrict-prototypes  -Wmissing-prototypes -Wmissing-declarations -Wold-style-definition -Wformat=2 -O2 -Os -pipe -mno-branch-likely -mips32r2 -mtune=24kc -fno-caller-saves -fno-plt -fhonour-copts -Wno-error=unused-but-set-variable -Wno-error=unused-result -msoft-float -mips16 -minterlink-mips16 -iremap /lede-source/build_dir/target-mips_24kc_musl-1.1.15/iproute2-/iproute2-4.4.0:iproute2-4.4.0 -DHAVE_SETNS -ffunction-sections -fdata-sections -I../include -I/lede-source/staging_dir/target-mips_24kc_musl-1.1.15/usr/include/libnl-tiny -I../include -DRESOLVE_HOSTNAMES -DLIBDIR=\"/usr/lib\" -DNO_SHARED_LIBS -DCONFDIR=\"/etc/iproute2\" -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -Os -pipe -mno-branch-likely -mips32r2 -mtune=24kc -fno-caller-saves -fno-plt -fhonour-copts -Wno-error=unused-but-set-variable -Wno-error=unused-result -msoft-float -mips16 -minterlink-mips16 -iremap /lede-source/build_dir/target-mips_24kc_musl-1.1.15/iproute2-/iproute2-4.4.0:iproute2-4.4.0 -DHAVE_SETNS -ffunction-sections -fdata-sections  -I/lede-source/staging_dir/target-mips_24kc_musl-1.1.15/usr/include -I/lede-source/staging_dir/target-mips_24kc_musl-1.1.15/include -I/lede-source/staging_dir/toolchain-mips_24kc_gcc-5.4.0_musl-1.1.15/usr/include -I/lede-source/staging_dir/toolchain-mips_24kc_gcc-5.4.0_musl-1.1.15/include/fortify -I/lede-source/staging_dir/toolchain-mips_24kc_gcc-5.4.0_musl-1.1.15/include  -fpic   -c -o rt_names.o rt_names.c
cc1: note: someone does not honour COPTS correctly, passed 2 times
rt_names.c: In function 'rtnl_rttable_initialize':
rt_names.c:364:13: error: 'PATH_MAX' undeclared (first use in this function)
   char path[PATH_MAX];
             ^
rt_names.c:364:13: note: each undeclared identifier is reported only once for each function it appears in
rt_names.c:364:8: warning: unused variable 'path' [-Wunused-variable]
   char path[PATH_MAX];
        ^
make[5]: *** [rt_names.o] Error 1


More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=194